4 commits

Author	SHA1	Message	Date
Bob McWhirter	053e330375	Fix warnings about un-used variables.	2021-07-23 13:22:39 -04:00
Bob McWhirter	e269971597	Fix extraneous mut warnings in L4 example.	2021-07-23 13:22:39 -04:00
Bob McWhirter	bee7f60f08	Improve the SPIv2 DMA example to verify it actually works.	2021-07-23 13:22:39 -04:00
Bob McWhirter	0d2051243e	SPIv2 + DMA.	2021-07-23 13:22:39 -04:00